Polyurethane
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United States of America Patent
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Issued Date -
Jun 30, 2005
app pub date -
Sep 24, 2004
filing date -
Mar 28, 2002
priority date (Note) -
Abandoned
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Abstract
A polyurethane obtainable by reacting a polyisocyanate, a polyester formed from a dimer fatty acid and/or dimer fatty diol, and a chain extender, wherein the polyester is additionally formed from a 1,4;3,6 dianhydrohexitol and/or the chain extender comprises a 1,4;3,6 dianhydrohexitol. The polyurethane is particularly suitable for use as a hotmelt adhesive.
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